| /******************************************************************************* |
| * Copyright (c) 2010 Oracle Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Oracle Corporation - initial API and implementation and/or initial documentation |
| *******************************************************************************/ |
| |
| package org.eclipse.jst.jsf.common.metadata.query.internal; |
| |
| import org.eclipse.jst.jsf.common.metadata.internal.IMetaDataDomainContext; |
| import org.eclipse.jst.jsf.common.metadata.internal.IMetaDataModelManager; |
| |
| |
| /** |
| * Abstract {@link IMetaDataQuery} that all implementers must extend. |
| * <p> |
| * Provides a default {@link IMetaDataQueryHelper} that can be overridden. |
| */ |
| public abstract class AbstractMetaDataQuery implements IMetaDataQuery{ |
| |
| private final IMetaDataModelManager _manager; |
| private final IMetaDataDomainContext _managerContext; |
| private IMetaDataQueryHelper _helper; |
| |
| /** |
| * @param manager |
| * @param managerContext |
| */ |
| public AbstractMetaDataQuery(final IMetaDataModelManager manager, final IMetaDataDomainContext managerContext) { |
| _manager = manager; |
| _managerContext = managerContext; |
| } |
| |
| public IMetaDataQueryHelper getQueryHelper() { |
| if (_helper == null) { |
| _helper = new MetaDataQueryHelper(getManager(), getDomainContext()); |
| } |
| return _helper; |
| } |
| |
| public void setQueryHelper(final IMetaDataQueryHelper helper) { |
| _helper = helper; |
| } |
| |
| /** |
| * NOT API |
| * @return IMetaDataModelManager |
| */ |
| public final IMetaDataModelManager getManager() { |
| return _manager; |
| } |
| |
| /** |
| * NOT API |
| * @return IMetaDataModelManagerContext |
| */ |
| public final IMetaDataDomainContext getDomainContext() { |
| return _managerContext; |
| } |
| |
| /** |
| * Convenience method |
| * @return domain id |
| */ |
| protected final String getDomainId() { |
| return getDomainContext().getDomainId(); |
| } |
| |
| } |